Download presentation
Presentation is loading. Please wait.
1
THE ROLE OF CLEMENTINES IN THE SPANISH CITRUS INDUSTRY
Salvador Zaragoza Luis Navarro Instituto Valenciano de Investigaciones Agrarias Moncada, Valencia, España
2
Background of mandarin growing in Spain
1854 Willow Leaf: Castellón, Villarreal Easy peeling, flavour, seeds, alternate yield Clementine Fina from Algeria: Seedless, low production, low size Clementine Monreal from Algeria Seedy, high production 1962 Clemenules: high yield, good size 1962 Oroval: early, high yield, good size
3
Clementines are genetically instable and produce many budsport mutations
4
FINA Monreal SRA Esbal Guillermina Oronules Beatriz Clementard?
AVASA 23 Balsol Cultifor Prenules Monreal SRA Esbal Guillermina FINA Oronules Beatriz Clementard? CLEMENULES OROVAL HERNANDINA OROGRANDE MARISOL Arrufatina Clemenpons Capola-Mioro Loretina
5
PERIODS OF MARKETING
6
Distribution of citrus production in Spain among different species Average of seasons 1997/98 to 2001/ million tons per year OTHER CITRUS 1% ORANGES 49 % LEMONS 16 % OTHER MANDARINS 11 % CLEMENTINES 23 % CLAM-MAPA 1
7
EVOLUTION OF PRODUCTION
Mandarin group tm X 103 Seasons
8
Problems in clementines
Low parthenocarpy in some cultivars GA at petal falling
9
Problems in clementines
Low fruit size in some cultivars: 55 mm in diameter is the minimum accepted for a good quality fruit Pruning, fertilization
10
Problems in clementines
Water spot Fungicide + GA at colour break
11
Problems in clementines
Puffing of some varieties Creasing
12
Problems in clementines
Multiple bud production in the main trunk, mainly in early mutations of Nules clementine
13
Problems in clementines
Rootstock overgrowth on citrange rootstocks
14
Problems in clementines
Seed production by cross pollination
15
Clemenules vs. Fina clementine
Nursery plants sold Plants X 103 Years
16
CLEMENTINES: NURSERY PLANTS SOLD
Plants x 1000 MAPA-CAPA
17
Certified citrus nursery plants sold in the period 1998-2002
Species Nº plants % Clementines 45.1 Sweet oranges 35.0 Mandarin hybrids 9.8 Lemon 8.2 Satsumas 1.4 Grapefruit 0.5 Total
18
Certified clementine nursery plants sold in the period 1998-2002
Variety Plants sold Clemenules Capola Orogrande Hernandina Marisol Oroval Clemenpons Beatriz Arrufatina Nour 85.000 Oronules Others 93.000 Loretina Total
19
PRODUCTION AND EXPORT 2001-02
tm X 103 CLAM
Similar presentations
